package com.janko.springbootbase.a_projectExample.collection.map;

import java.util.HashMap;

/**
 * @Author janko
 * @Version 1.0
 * @date 2021/5/16 22:15
 * @Description 类文件说明
 */
public class MyHashMap {
    public static void main(String[] args) {
        HashMap<Integer,String> mapo=new HashMap<>();

    }
}
